1981
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|---|---|---|
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January
January; 9 (1): 1 - 213 January; 9 (2): 215 - 459 |
February
February; 9 (3): 461 - 752 February; 9 (4): 753 - 1044 |
March
March; 9 (5): 1045 - 1269 March; 9 (6): 1271 - 1531 |
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April
April; 9 (7): 1533 - 1775 April; 9 (8): 1777 - 2035 |
May
May; 9 (9): 2037 - 2237 May; 9 (10): 2239 - 2421 |
June
June; 9 (11): 2423 - 2640 June; 9 (12): 2643 - 2985 |
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July
July; 9 (13): 2989 - 3217 July; 9 (14): 3219 - 3555 |
August
August; 9 (15): 3557 - 3887 August; 9 (16): 3889 - 4211 |
September
September; 9 (17): 4213 - 4437 September; 9 (18): 4439 - 4799 |
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October
October; 9 (19): 4801 - 5185 October; 9 (20): 5187 - 5505 |
November
November; 9 (21): 5507 - 5855 November; 9 (22): 5859 - 6217 |
December
December; 9 (23): 6221 - 6645 December; 9 (24): 6647 - 7125 |