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- Volume 81, Number 1, Pages 1 - 330
- Volume 81, Number 2, Pages 331 - 608
- Volume 81, Number 3, Pages 609 - 984
- Volume 81, Number 4, Pages 985 - 1284
- Volume 81, Number 5, Pages 1285 - 1606
- Volume 81, Number 6, Pages 1607 - 1864
- Volume 81, Number 7, Pages 1865 - 2180
- Volume 81, Number 8, Pages 2181 - 2538
- Volume 81, Number 9, Pages 2539 - 2860
- Volume 81, Number 10, Pages 2861 - 3196
- Volume 81, Number 11, Pages 3197 - 3512
- Volume 81, Number 12, Pages 3513 - 3794
