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7307030500 from books.google.com
... 730 .7030 .500 - .630 .5755 .390 - .410 .4010 .770 - .860 .8440 December .600 - .890 .7448 .570 - .860 .7148 .540 - .830 .6848 .480 - .670 .5681 .390 - .460 .4276 .720 - .890 .7995 Average * .8127 .7244 .6907 .5471 .4291 .8186 1998 ...
7307030500 from books.google.com
... 730 7,030 500 200 700 1958 8,500 7,700 500 243 57 800 7,800 500 200 700 1959 9,500 8,600 600 243 57 900 8,728 572 200 772 1960 9,420 8,548 608 214 50 872 91 8,345 8,436 573 411 984 1961 9,449 8,532 629 238 50 917 95 8,303 8,398 597 454 ...