"c           VAR 0748      02088 CNC PVMT R 919-963               MD= 1E-37   "
"c           REF 0748         LOC 1654 WIDTH  9             DK  27 COL 26-34  "
"c                                                 EXP DEC=  2                "
"c                                                                            "
"c              CONCRETE PAVEMENT CONTRACTS AWARDED, PORTLAND CEMENT          "
"c              ASSOCIATION-STANDARD TRADE STATISTICS CO.                     "
"c              ----------------------------------------------------          "
"c                                                                            "
"c              NBER SERIES: 02088                                            "
"c              AREA COVERED: U.S.                                            "
"c              UNITS: MILLION SQUARE YARDS                                   "
"c              ANNUAL COVERAGE: NONE                                         "
"c              QUARTERLY COVERAGE: NONE                                      "
"c              MONTHLY COVERAGE: 01/1919-12/1963                             "
"c              SEASONAL ADJUSTMENT: NONE                                     "
"c              SOURCE: 1919-33, STANDARD TRADE AND SECURITIES, STANDARD      "
"c              STATISTICS CO; 1934-63, DATA COMPILED BY THE PORTLAND CEMENT  "
"c              ASSOCIATION OF CHICAGO, AND PUBLISHED IN"SURVEY OF CURRENT    "
"c              BUSINESS" (SEE LIPSEY AND PRESTON, P. 239).                   "
"c                                                                            "
"c              NOTES:SERIES 02088 IS PRESENTED HERE AS 3 VARIABLES: (1)      "
"c              ORIGINAL DATA, MONTHLY AND ANNUAL, 1919-63; (2) ANNUAL DATA   "
"c              ONLY, 1919-63.                                                      "
"c                  NOTE THAT ANNUAL DATA FOR (1) ARE THE SUM OF MONTHLY      "
"c              DATA, COLLECTED 1919-33 BY STANDARD STATISTICS CO. AND        "
"c              1934-63 BY THE PORTLAND CEMENT ASSOCIATION; WHILE ANNUAL      "
"c              DATA FOR (3) WERE COMPILED SOLELY BY THE PORTLAND CEMENT      "
"c              ASSOCIATION. FOR THIS REASON, SLIGHT DIFFERENCES IN ANNUAL    "
"c              FIGURES BETWEEN (1) AND (3) EXIST FOR THE PERIOD 1919-33,     "
"c              WHILE FROM 1934 ON THE VALUES ARE THE SAME, EXCEPT FOR        "
"c              OCCASIONAL ROUNDING OR TRUNCATION ERRORS OF INSIGNIFICANT     "
"c              MAGNITUDE.                                                    "
"c                  CONTENT IS YARDAGE OF CONCRETE PAVEMENT IN CONTRACTS      "
"c              AWARDED FOR ROADS, BRIDGES, AND ALLEYS IN THE UNITED STATES,  "
"c              INCLUDING ALASKA BEGINNING JANUARY 1959, AND HAWAII           "
"c              BEGINNING NOVEMBER 1960.                                      "
"c                  BEGINNING 1938, CONTRACTS AWARDED FOR AIRPORTS ARE        "
"c              DEDUCTED; BEFORE THIS TIME VOLUME FOR AIRPORTS WAS            "
"c              NEGLIGIBLE.                                                   "
"c                  SEASONAL FACTORS ARE OBTAINED BY SUBTRACTION RATHER THAN  "
"c              DIVISION.                                                     "
"c                  FOR FURTHER INFORMATION SEE LIPSEY AND PRESTON, P. 239.   "
"c                                                                            "
"c              CHECKED MANUALLY; CORRECTED 1/15/94.                          "
"c                                                                            "
"c           ...............................................................  "