"c           VAR 0107      07042 TIN IMP  R 867-941               MD= 1E-37   "
"c           REF 0107         LOC  924 WIDTH  9             DK  15 COL 44-52  "
"c                                                                            "
"c              TIN IMPORTS                                                   "
"c              -----------                                                   "
"c                                                                            "
"c              NBER SERIES:  07042                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  LONG TONS                                             "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1867-06/1893, 08/1893-06/1941           "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  JANUARY, 1869-JUNE, 1875 DATA ARE FROM THE MONTHLY   "
"c              REPORT OF THE CHIEF OF THE BUREAU OF STATISTICS; JULY,        "
"c              1875-DECEMBER, 1894 DATA ARE FROM THE SUMMARY STATEMENT OF    "
"c              IMPORTS AND EXPORTS;  JANUARY-DECEMBER, 1895 ADAT ARE FROM    "
"c              FINANCE, COMMERCE, AND NAVIGATION NAVIGATION;  JANUARY,       "
"c              1896-JUNE, 1898 DATA ARE FROM THE MONTHLY SUMMARY OF OF       "
"c              FINANCE AND COMMERCE;  JULY, 1898-JUNE, 1914 DATA ARE FROM    "
"c              THE MONTHLY SUMMARY OF COMMERCE AND FINANCE;  JULY,           "
"c              1914-1941 DATA ARE FROM THE MONTHLY SUMMARY OF FOREIGN        "
"c              COMMERCE.                                                     "
"c                                                                            "
"c              NOTES:  THE COMMODITY BECAME DUTIABLE BY THE ACT OF JULY 14,  "
"c              1862. BEGINNING AUGUST 1, 1862 A 15 PERCENT AD VALOREM TAX    "
"c              WAS IMPOSED.                                                  "
"c                   1867-1882 DATA WERE COMPUTED BY NBER FROM HUNDRED        "
"c              WEIGHTS (CWTS) OF 112 LBS. TO LONG TONS BY DIVIDING BY 20;    "
"c              FROM 1883-1933 CONVERTED FROM POUNDS TO LONG TONS BY          "
"c              DIVIDING BY 2,240.                                            "
"c                   1916-1941 FIGURES INCLUDE TIN CONTENT OF IMPORTED ORE    "
"c              TOTALLING 2030 AND 5092 LONG TONS IN 1916 AAND 1917,          "
"c              RESPECTIVELY.                                                 "
"c                   FREE OF DUTY ON AND AFTER AUGUST 1, 1872, BY THE ACT OF  "
"c              JUNE 6, 1872.                                                 "
"c                   AUGUST, 1872 FIGURES ARE COMPUTED BY ADDING FREE AND     "
"c              DUTIABLE.                                                     "
"c                   BY ACT OF OCTOBER 1, 1890 A DUTY OF FOUR CENTS PER       "
"c              POUND TO TAKE EFFECT ON AND AFTER JULY 1, 1893, PROVIDED      "
"c              THAT THE PRODUCTS OF THE MINES OF THE U.S. SHALL NOT HAVE     "
"c              EXCEEDED 5000 TONS IN ANY ONE YEAR PRIOR TO JULY 1, 1895, IN  "
"c              WHICH CASE CASSITERITE, BLOCK AND PIG TIN ARE TO BE ADMITTED  "
"c              FREE OF DUTY ON AND AFTER JULY 1, 1895.  IMPORTS FOR JULY,    "
"c              1893 AMOUNTED TO ONLY 322 POUNDS.  (ACT WAS NEVER CARRIED     "
"c              OUT BECAUSE OF THE ACT OF AUGUST 27, 1894).                   "
"c                   AS OF AUGUST, 1909 THE COMMODITY WAS DECLARED FREE OF    "
"c              DUTY PROVIDED THERE BE IMPOSED A DUTY OF FOUR CENTS PER       "
"c              POUND WHEN THE MINES ARE PRODUCING 1500 TONS PER YEAR OF      "
"c              CASSITERITE AND BAR, BLOCK AND PIG TIN (BY ACT OF AUGUST 5,   "
"c              1909).                                                        "
"c                   DATA FOR BARS, ETC. ARE GIVEN IN POUNDS. HERE THEY ARE   "
"c              CONVERTED TO LONG TONS BY DIVIDING BY 2,240 AND ADDING IN     "
"c              THE TIN CONTENT OF ORE WHICH IS GIVEN DIRECTLY IN LONG TONS.  "
"c              THE 1936 AND 1938 SUPPLEMENTS TO THE SURVEY OF CURRENT        "
"c              BUSINESS ERRONEOUSLY STATE THAT THEIR FIGURES INCLUDE THE     "
"c              TIN CONTENT OF THE ORE.                                       "
"c                   AUGUST AND SEPTEMBER, 1939 ARE REVISED FIGURES.  SEE     "
"c              SURVEY OF CURRENT BUSINESS, APRIL, 1941, P. 18.               "
"c                                                                            "
"c              CHECKED MANUALLY; CORRECTED 3/11/94.                          "
"c                                                                            "
"c           ...............................................................  "