Table Data - Freight Cars Loaded for United States
| Title | Freight Cars Loaded for United States |
|---|---|
| Series ID | M03002USM544NNBR |
| Source | National Bureau of Economic Research |
| Release | NBER Macrohistory Database (Not a Press Release) |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Monthly |
| Units | Thousands of Cars per Week |
| Date Range | 1918-01-01 to 1973-12-01 |
| Last Updated | 2012-08-16 2:04 PM CDT |
| Notes |
| DATE | VALUE |
|---|---|
| 1918-01-01 | 652 |
| 1918-02-01 | 753 |
| 1918-03-01 | 849 |
| 1918-04-01 | 852 |
| 1918-05-01 | 897 |
| 1918-06-01 | 949 |
| 1918-07-01 | 935 |
| 1918-08-01 | 962 |
| 1918-09-01 | 952 |
| 1918-10-01 | 934 |
| 1918-11-01 | 819 |
| 1918-12-01 | 751 |
| 1919-01-01 | 701 |
| 1919-02-01 | 687 |
| 1919-03-01 | 697 |
| 1919-04-01 | 715 |
| 1919-05-01 | 758 |
| 1919-06-01 | 809 |
| 1919-07-01 | 858 |
| 1919-08-01 | 892 |
| 1919-09-01 | 961 |
| 1919-10-01 | 965 |
| 1919-11-01 | 807 |
| 1919-12-01 | 758 |
| 1920-01-01 | 820 |
| 1920-02-01 | 776 |
| 1920-03-01 | 848 |
| 1920-04-01 | 730 |
| 1920-05-01 | 862 |
| 1920-06-01 | 896 |
| 1920-07-01 | 901 |
| 1920-08-01 | 969 |
| 1920-09-01 | 967 |
| 1920-10-01 | 1005 |
| 1920-11-01 | 884 |
| 1920-12-01 | 755 |
| 1921-01-01 | 706 |
| 1921-02-01 | 685 |
| 1921-03-01 | 691 |
| 1921-04-01 | 706 |
| 1921-05-01 | 760 |
| 1921-06-01 | 762 |
| 1921-07-01 | 750 |
| 1921-08-01 | 814 |
| 1921-09-01 | 845 |
| 1921-10-01 | 932 |
| 1921-11-01 | 760 |
| 1921-12-01 | 666 |
| 1922-01-01 | 696 |
| 1922-02-01 | 757 |
| 1922-03-01 | 818 |
| 1922-04-01 | 716 |
| 1922-05-01 | 768 |
| 1922-06-01 | 854 |
| 1922-07-01 | 813 |
| 1922-08-01 | 867 |
| 1922-09-01 | 925 |
| 1922-10-01 | 978 |
| 1922-11-01 | 934 |
| 1922-12-01 | 830 |
| 1923-01-01 | 848 |
| 1923-02-01 | 854 |
| 1923-03-01 | 916 |
| 1923-04-01 | 941 |
| 1923-05-01 | 975 |
| 1923-06-01 | 1012 |
| 1923-07-01 | 985 |
| 1923-08-01 | 1042 |
| 1923-09-01 | 1037 |
| 1923-10-01 | 1070 |
| 1923-11-01 | 963 |
| 1923-12-01 | 827 |
| 1924-01-01 | 859 |
| 1924-02-01 | 908 |
| 1924-03-01 | 915 |
| 1924-04-01 | 882 |
| 1924-05-01 | 890 |
| 1924-06-01 | 906 |
| 1924-07-01 | 894 |
| 1924-08-01 | 975 |
| 1924-09-01 | 1037 |
| 1924-10-01 | 1091 |
| 1924-11-01 | 976 |
| 1924-12-01 | 848 |
| 1925-01-01 | 922 |
| 1925-02-01 | 906 |
| 1925-03-01 | 926 |
| 1925-04-01 | 942 |
| 1925-05-01 | 967 |
| 1925-06-01 | 991 |
| 1925-07-01 | 989 |
| 1925-08-01 | 1080 |
| 1925-09-01 | 1082 |
| 1925-10-01 | 1106 |
| 1925-11-01 | 1023 |
| 1925-12-01 | 888 |
| 1926-01-01 | 922 |
| 1926-02-01 | 919 |
| 1926-03-01 | 961 |
| 1926-04-01 | 966 |
| 1926-05-01 | 1036 |
| 1926-06-01 | 1031 |
| 1926-07-01 | 1037 |
| 1926-08-01 | 1097 |
| 1926-09-01 | 1141 |
| 1926-10-01 | 1197 |
| 1926-11-01 | 1062 |
| 1926-12-01 | 898 |
| 1927-01-01 | 939 |
| 1927-02-01 | 950 |
| 1927-03-01 | 997 |
| 1927-04-01 | 969 |
| 1927-05-01 | 1027 |
| 1927-06-01 | 999 |
| 1927-07-01 | 978 |
| 1927-08-01 | 1073 |
| 1927-09-01 | 1093 |
| 1927-10-01 | 1116 |
| 1927-11-01 | 948 |
| 1927-12-01 | 814 |
| 1928-01-01 | 862 |
| 1928-02-01 | 910 |
| 1928-03-01 | 948 |
| 1928-04-01 | 935 |
| 1928-05-01 | 988 |
| 1928-06-01 | 997 |
| 1928-07-01 | 986 |
| 1928-08-01 | 1070 |
| 1928-09-01 | 1118 |
| 1928-10-01 | 1162 |
| 1928-11-01 | 1010 |
| 1928-12-01 | 879 |
| 1929-01-01 | 904 |
| 1929-02-01 | 929 |
| 1929-03-01 | 959 |
| 1929-04-01 | 997 |
| 1929-05-01 | 1036 |
| 1929-06-01 | 1073 |
| 1929-07-01 | 1053 |
| 1929-08-01 | 1124 |
| 1929-09-01 | 1136 |
| 1929-10-01 | 1150 |
| 1929-11-01 | 954 |
| 1929-12-01 | 835 |
| 1930-01-01 | 849 |
| 1930-02-01 | 877 |
| 1930-03-01 | 879 |
| 1930-04-01 | 912 |
| 1930-05-01 | 913 |
| 1930-06-01 | 930 |
| 1930-07-01 | 895 |
| 1930-08-01 | 938 |
| 1930-09-01 | 931 |
| 1930-10-01 | 950 |
| 1930-11-01 | 798 |
| 1930-12-01 | 679 |
| 1931-01-01 | 718 |
| 1931-02-01 | 709 |
| 1931-03-01 | 734 |
| 1931-04-01 | 752 |
| 1931-05-01 | 740 |
| 1931-06-01 | 748 |
| 1931-07-01 | 738 |
| 1931-08-01 | 748 |
| 1931-09-01 | 737 |
| 1931-10-01 | 759 |
| 1931-11-01 | 655 |
| 1931-12-01 | 555 |
| 1932-01-01 | 567 |
| 1932-02-01 | 561 |
| 1932-03-01 | 565 |
| 1932-04-01 | 557 |
| 1932-05-01 | 522 |
| 1932-06-01 | 491 |
| 1932-07-01 | 483 |
| 1932-08-01 | 525 |
| 1932-09-01 | 577 |
| 1932-10-01 | 634 |
| 1932-11-01 | 547 |
| 1932-12-01 | 484 |
| 1933-01-01 | 481 |
| 1933-02-01 | 493 |
| 1933-03-01 | 471 |
| 1933-04-01 | 506 |
| 1933-05-01 | 531 |
| 1933-06-01 | 603 |
| 1933-07-01 | 625 |
| 1933-08-01 | 641 |
| 1933-09-01 | 642 |
| 1933-10-01 | 658 |
| 1933-11-01 | 577 |
| 1933-12-01 | 522 |
| 1934-01-01 | 550 |
| 1934-02-01 | 589 |
| 1934-03-01 | 615 |
| 1934-04-01 | 585 |
| 1934-05-01 | 605 |
| 1934-06-01 | 626 |
| 1934-07-01 | 588 |
| 1934-08-01 | 615 |
| 1934-09-01 | 625 |
| 1934-10-01 | 630 |
| 1934-11-01 | 557 |
| 1934-12-01 | 526 |
| 1935-01-01 | 553 |
| 1935-02-01 | 583 |
| 1935-03-01 | 602 |
| 1935-04-01 | 576 |
| 1935-05-01 | 578 |
| 1935-06-01 | 616 |
| 1935-07-01 | 564 |
| 1935-08-01 | 626 |
| 1935-09-01 | 657 |
| 1935-10-01 | 713 |
| 1935-11-01 | 626 |
| 1935-12-01 | 581 |
| 1936-01-01 | 595 |
| 1936-02-01 | 628 |
| 1936-03-01 | 604 |
| 1936-04-01 | 643 |
| 1936-05-01 | 670 |
| 1936-06-01 | 697 |
| 1936-07-01 | 715 |
| 1936-08-01 | 739 |
| 1936-09-01 | 776 |
| 1936-10-01 | 819 |
| 1936-11-01 | 754 |
| 1936-12-01 | 673 |
| 1937-01-01 | 679 |
| 1937-02-01 | 691 |
| 1937-03-01 | 741 |
| 1937-04-01 | 748 |
| 1937-05-01 | 775 |
| 1937-06-01 | 753 |
| 1937-07-01 | 748 |
| 1937-08-01 | 775 |
| 1937-09-01 | 803 |
| 1937-10-01 | 789 |
| 1937-11-01 | 654 |
| 1937-12-01 | 551 |
| 1938-01-01 | 564 |
| 1938-02-01 | 539 |
| 1938-03-01 | 549 |
| 1938-04-01 | 532 |
| 1938-05-01 | 546 |
| 1938-06-01 | 552 |
| 1938-07-01 | 568 |
| 1938-08-01 | 608 |
| 1938-09-01 | 649 |
| 1938-10-01 | 711 |
| 1938-11-01 | 635 |
| 1938-12-01 | 575 |
| 1939-01-01 | 572 |
| 1939-02-01 | 571 |
| 1939-03-01 | 595 |
| 1939-04-01 | 556 |
| 1939-05-01 | 585 |
| 1939-06-01 | 641 |
| 1939-07-01 | 633 |
| 1939-08-01 | 678 |
| 1939-09-01 | 776 |
| 1939-10-01 | 839 |
| 1939-11-01 | 742 |
| 1939-12-01 | 640 |
| 1940-01-01 | 643 |
| 1940-02-01 | 616 |
| 1940-03-01 | 622 |
| 1940-04-01 | 624 |
| 1940-05-01 | 670 |
| 1940-06-01 | 724 |
| 1940-07-01 | 708 |
| 1940-08-01 | 750 |
| 1940-09-01 | 784 |
| 1940-10-01 | 813 |
| 1940-11-01 | 746 |
| 1940-12-01 | 679 |
| 1941-01-01 | 691 |
| 1941-02-01 | 717 |
| 1941-03-01 | 767 |
| 1941-04-01 | 718 |
| 1941-05-01 | 841 |
| 1941-06-01 | 878 |
| 1941-07-01 | 859 |
| 1941-08-01 | 895 |
| 1941-09-01 | 885 |
| 1941-10-01 | 911 |
| 1941-11-01 | 856 |
| 1941-12-01 | 745 |
| 1942-01-01 | 795 |
| 1942-02-01 | 781 |
| 1942-03-01 | 794 |
| 1942-04-01 | 842 |
| 1942-05-01 | 828 |
| 1942-06-01 | 846 |
| 1942-07-01 | 837 |
| 1942-08-01 | 872 |
| 1942-09-01 | 882 |
| 1942-10-01 | 901 |
| 1942-11-01 | 809 |
| 1942-12-01 | 692 |
| 1943-01-01 | 728 |
| 1943-02-01 | 764 |
| 1943-03-01 | 769 |
| 1943-04-01 | 788 |
| 1943-05-01 | 841 |
| 1943-06-01 | 801 |
| 1943-07-01 | 864 |
| 1943-08-01 | 889 |
| 1943-09-01 | 891 |
| 1943-10-01 | 902 |
| 1943-11-01 | 826 |
| 1943-12-01 | 746 |
| 1944-01-01 | 790 |
| 1944-02-01 | 789 |
| 1944-03-01 | 783 |
| 1944-04-01 | 819 |
| 1944-05-01 | 850 |
| 1944-06-01 | 882 |
| 1944-07-01 | 865 |
| 1944-08-01 | 895 |
| 1944-09-01 | 882 |
| 1944-10-01 | 900 |
| 1944-11-01 | 835 |
| 1944-12-01 | 723 |
| 1945-01-01 | 749 |
| 1945-02-01 | 775 |
| 1945-03-01 | 809 |
| 1945-04-01 | 844 |
| 1945-05-01 | 859 |
| 1945-06-01 | 882 |
| 1945-07-01 | 845 |
| 1945-08-01 | 820 |
| 1945-09-01 | 814 |
| 1945-10-01 | 801 |
| 1945-11-01 | 790 |
| 1945-12-01 | 685 |
| 1946-01-01 | 721 |
| 1946-02-01 | 731 |
| 1946-03-01 | 800 |
| 1946-04-01 | 651 |
| 1946-05-01 | 649 |
| 1946-06-01 | 859 |
| 1946-07-01 | 861 |
| 1946-08-01 | 895 |
| 1946-09-01 | 879 |
| 1946-10-01 | 921 |
| 1946-11-01 | 824 |
| 1946-12-01 | 755 |
| 1947-01-01 | 801 |
| 1947-02-01 | 798 |
| 1947-03-01 | 830 |
| 1947-04-01 | 823 |
| 1947-05-01 | 873 |
| 1947-06-01 | 886 |
| 1947-07-01 | 840 |
| 1947-08-01 | 910 |
| 1947-09-01 | 900 |
| 1947-10-01 | 950 |
| 1947-11-01 | 871 |
| 1947-12-01 | 769 |
| 1948-01-01 | 784 |
| 1948-02-01 | 769 |
| 1948-03-01 | 722 |
| 1948-04-01 | 803 |
| 1948-05-01 | 878 |
| 1948-06-01 | 856 |
| 1948-07-01 | 856 |
| 1948-08-01 | 891 |
| 1948-09-01 | 882 |
| 1948-10-01 | 916 |
| 1948-11-01 | 824 |
| 1948-12-01 | 707 |
| 1949-01-01 | 711 |
| 1949-02-01 | 692 |
| 1949-03-01 | 669 |
| 1949-04-01 | 770 |
| 1949-05-01 | 775 |
| 1949-06-01 | 721 |
| 1949-07-01 | 691 |
| 1949-08-01 | 725 |
| 1949-09-01 | 672 |
| 1949-10-01 | 585 |
| 1949-11-01 | 666 |
| 1949-12-01 | 607 |
| 1950-01-01 | 598 |
| 1950-02-01 | 572 |
| 1950-03-01 | 689 |
| 1950-04-01 | 719 |
| 1950-05-01 | 738 |
| 1950-06-01 | 799 |
| 1950-07-01 | 755 |
| 1950-08-01 | 845 |
| 1950-09-01 | 842 |
| 1950-10-01 | 883 |
| 1950-11-01 | 796 |
| 1950-12-01 | 722 |
| 1951-01-01 | 732 |
| 1951-02-01 | 709 |
| 1951-03-01 | 750 |
| 1951-04-01 | 788 |
| 1951-05-01 | 795 |
| 1951-06-01 | 824 |
| 1951-07-01 | 748 |
| 1951-08-01 | 824 |
| 1951-09-01 | 828 |
| 1951-10-01 | 863 |
| 1951-11-01 | 785 |
| 1951-12-01 | 675 |
| 1952-01-01 | 712 |
| 1952-02-01 | 728 |
| 1952-03-01 | 717 |
| 1952-04-01 | 731 |
| 1952-05-01 | 733 |
| 1952-06-01 | 652 |
| 1952-07-01 | 594 |
| 1952-08-01 | 787 |
| 1952-09-01 | 841 |
| 1952-10-01 | 831 |
| 1952-11-01 | 785 |
| 1952-12-01 | 647 |
| 1953-01-01 | 697 |
| 1953-02-01 | 683 |
| 1953-03-01 | 700 |
| 1953-04-01 | 748 |
| 1953-05-01 | 776 |
| 1953-06-01 | 801 |
| 1953-07-01 | 751 |
| 1953-08-01 | 807 |
| 1953-09-01 | 793 |
| 1953-10-01 | 803 |
| 1953-11-01 | 699 |
| 1953-12-01 | 578 |
| 1954-01-01 | 622 |
| 1954-02-01 | 615 |
| 1954-03-01 | 602 |
| 1954-04-01 | 623 |
| 1954-05-01 | 674 |
| 1954-06-01 | 670 |
| 1954-07-01 | 658 |
| 1954-08-01 | 677 |
| 1954-09-01 | 687 |
| 1954-10-01 | 727 |
| 1954-11-01 | 671 |
| 1954-12-01 | 610 |
| 1955-01-01 | 626 |
| 1955-02-01 | 639 |
| 1955-03-01 | 651 |
| 1955-04-01 | 689 |
| 1955-05-01 | 761 |
| 1955-06-01 | 752 |
| 1955-07-01 | 754 |
| 1955-08-01 | 777 |
| 1955-09-01 | 787 |
| 1955-10-01 | 820 |
| 1955-11-01 | 752 |
| 1955-12-01 | 667 |
| 1956-01-01 | 678 |
| 1956-02-01 | 692 |
| 1956-03-01 | 701 |
| 1956-04-01 | 743 |
| 1956-05-01 | 767 |
| 1956-06-01 | 786 |
| 1956-07-01 | 599 |
| 1956-08-01 | 740 |
| 1956-09-01 | 789 |
| 1956-10-01 | 817 |
| 1956-11-01 | 735 |
| 1956-12-01 | 660 |
| 1957-01-01 | 643 |
| 1957-02-01 | 668 |
| 1957-03-01 | 686 |
| 1957-04-01 | 674 |
| 1957-05-01 | 712 |
| 1957-06-01 | 740 |
| 1957-07-01 | 690 |
| 1957-08-01 | 749 |
| 1957-09-01 | 713 |
| 1957-10-01 | 727 |
| 1957-11-01 | 627 |
| 1957-12-01 | 555 |
| 1958-01-01 | 543 |
| 1958-02-01 | 528 |
| 1958-03-01 | 537 |
| 1958-04-01 | 528 |
| 1958-05-01 | 549 |
| 1958-06-01 | 623 |
| 1958-07-01 | 553 |
| 1958-08-01 | 631 |
| 1958-09-01 | 643 |
| 1958-10-01 | 682 |
| 1958-11-01 | 616 |
| 1958-12-01 | 531 |
| 1959-01-01 | 569 |
| 1959-02-01 | 573 |
| 1959-03-01 | 600 |
| 1959-04-01 | 634 |
| 1959-05-01 | 684 |
| 1959-06-01 | 703 |
| 1959-07-01 | 559 |
| 1959-08-01 | 542 |
| 1959-09-01 | 553 |
| 1959-10-01 | 583 |
| 1959-11-01 | 601 |
| 1959-12-01 | 572 |
| 1960-01-01 | 597 |
| 1960-02-01 | 573 |
| 1960-03-01 | 580 |
| 1960-04-01 | 623 |
| 1960-05-01 | 640 |
| 1960-06-01 | 612 |
| 1960-07-01 | 575 |
| 1960-08-01 | 593 |
| 1960-09-01 | 582 |
| 1960-10-01 | 639 |
| 1960-11-01 | 545 |
| 1960-12-01 | 469 |
| 1961-01-01 | 480 |
| 1961-02-01 | 489 |
| 1961-03-01 | 502 |
| 1961-04-01 | 526 |
| 1961-05-01 | 555 |
| 1961-06-01 | 582 |
| 1961-07-01 | 543 |
| 1961-08-01 | 593 |
| 1961-09-01 | 588 |
| 1961-10-01 | 645 |
| 1961-11-01 | 577 |
| 1961-12-01 | 510 |
| 1962-01-01 | 518 |
| 1962-02-01 | 530 |
| 1962-03-01 | 548 |
| 1962-04-01 | 562 |
| 1962-05-01 | 574 |
| 1962-06-01 | 589 |
| 1962-07-01 | 511 |
| 1962-08-01 | 577 |
| 1962-09-01 | 568 |
| 1962-10-01 | 608 |
| 1962-11-01 | 551 |
| 1962-12-01 | 477 |
| 1963-01-01 | 481 |
| 1963-02-01 | 516 |
| 1963-03-01 | 532 |
| 1963-04-01 | 560 |
| 1963-05-01 | 588 |
| 1963-06-01 | 606 |
| 1963-07-01 | 539 |
| 1963-08-01 | 579 |
| 1963-09-01 | 577 |
| 1963-10-01 | 628 |
| 1963-11-01 | 559 |
| 1963-12-01 | 493 |
| 1964-01-01 | 507 |
| 1964-02-01 | 513 |
| 1964-03-01 | 513 |
| 1964-04-01 | 541 |
| 1964-05-01 | 571 |
| 1964-06-01 | 582 |
| 1964-07-01 | 523 |
| 1964-08-01 | 574 |
| 1964-09-01 | 589 |
| 1964-10-01 | 635 |
| 1964-11-01 | 585 |
| 1964-12-01 | 501 |
| 1965-01-01 | 528 |
| 1965-02-01 | 512 |
| 1965-03-01 | 540 |
| 1965-04-01 | 567 |
| 1965-05-01 | 596 |
| 1965-06-01 | 578 |
| 1965-07-01 | 550 |
| 1965-08-01 | 588 |
| 1965-09-01 | 573 |
| 1965-10-01 | 626 |
| 1965-11-01 | 587 |
| 1965-12-01 | 530 |
| 1966-01-01 | 526 |
| 1966-02-01 | 524 |
| 1966-03-01 | 558 |
| 1966-04-01 | 557 |
| 1966-05-01 | 609 |
| 1966-06-01 | 593 |
| 1966-07-01 | 544 |
| 1966-08-01 | 595 |
| 1966-09-01 | 593 |
| 1966-10-01 | 631 |
| 1966-11-01 | 581 |
| 1966-12-01 | 513 |
| 1967-01-01 | 512 |
| 1967-02-01 | 513 |
| 1967-03-01 | 532 |
| 1967-04-01 | 555 |
| 1967-05-01 | 559 |
| 1967-06-01 | 555 |
| 1967-07-01 | 492 |
| 1967-08-01 | 560 |
| 1967-09-01 | 552 |
| 1967-10-01 | 587 |
| 1967-11-01 | 553 |
| 1967-12-01 | 497 |
| 1968-01-01 | 489 |
| 1968-02-01 | 515 |
| 1968-03-01 | 537 |
| 1968-04-01 | 549 |
| 1968-05-01 | 572 |
| 1968-06-01 | 579 |
| 1968-07-01 | 536 |
| 1968-08-01 | 555 |
| 1968-09-01 | 563 |
| 1968-10-01 | 574 |
| 1968-11-01 | 557 |
| 1968-12-01 | 495 |
| 1969-01-01 | 486 |
| 1969-02-01 | 508 |
| 1969-03-01 | 528 |
| 1969-04-01 | 550 |
| 1969-05-01 | 568 |
| 1969-06-01 | 570 |
| 1969-07-01 | 515 |
| 1969-08-01 | 568 |
| 1969-09-01 | 567 |
| 1969-10-01 | 595 |
| 1969-11-01 | 562 |
| 1969-12-01 | 483 |
| 1970-01-01 | 489 |
| 1970-02-01 | 509 |
| 1970-03-01 | 518 |
| 1970-04-01 | 536 |
| 1970-05-01 | 566 |
| 1970-06-01 | 557 |
| 1970-07-01 | 501 |
| 1970-08-01 | 542 |
| 1970-09-01 | 541 |
| 1970-10-01 | 553 |
| 1970-11-01 | 514 |
| 1970-12-01 | 454 |
| 1971-01-01 | 490 |
| 1971-02-01 | 486 |
| 1971-03-01 | 507 |
| 1971-04-01 | 523 |
| 1971-05-01 | 526 |
| 1971-06-01 | 524 |
| 1971-07-01 | 431 |
| 1971-08-01 | 494 |
| 1971-09-01 | 503 |
| 1971-10-01 | 445 |
| 1971-11-01 | 440 |
| 1971-12-01 | 475 |
| 1972-01-01 | 457 |
| 1972-02-01 | 464 |
| 1972-03-01 | 495 |
| 1972-04-01 | 507 |
| 1972-05-01 | 516 |
| 1972-06-01 | 515 |
| 1972-07-01 | 462 |
| 1972-08-01 | 523 |
| 1972-09-01 | 527 |
| 1972-10-01 | 553 |
| 1972-11-01 | 526 |
| 1972-12-01 | 472 |
| 1973-01-01 | 492 |
| 1973-02-01 | 509 |
| 1973-03-01 | 516 |
| 1973-04-01 | 519 |
| 1973-05-01 | 543 |
| 1973-06-01 | 547 |
| 1973-07-01 | 503 |
| 1973-08-01 | 543 |
| 1973-09-01 | 543 |
| 1973-10-01 | 564 |
| 1973-11-01 | 536 |
| 1973-12-01 | 487 |
