水Chronology

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500580600700800900970100011001200141015401600170018001900 510–579910–9691010–10991290–14091420–1539

1

2

9 +3

1

6

1

1

2

3

1

1

4

2

1

1

1

2

3

2

1

3

25 +19

1

2

1

1

1

1

1

31 +25

2

19 +13

67 +61

9 +3

2

3

154 +148

27 +21

5

155 +149

1

7 +1

4

97 +91

32 +26

82 +76

151 +145

165 +159

78 +72

36 +30

113 +107

85 +79

313 +307

58 +52

228 +222

248 +242

7 +1

28 +22

145 +139

73 +67

145 +139

12 +6

No year recorded 1,076

+1,070

Each crop stands at the decade of the first year its book's date gives; a date given only as before a year stands at that year. Dates come from the catalogues and editions cited with each record. The bars draw the whole span and their counts to scale; in the strip below them, fifty years or more with no crop are folded and marked. Japanese dates converted with HuTime ↗