任Chronology

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610700800900100010801100120015401600170018001900 750–799910–9991010–10791290–1539

2

1

1

1

1

2

1

2

2

1

2

1

1

1

1

1

1

1

1

2

1

1

2

8 +2

1

8 +2

2

1

2

2

6

2

4

3

4

1

6

1

7 +1

2

2

4

9 +3

14 +8

20 +14

1

No year recorded 433

+427

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 ↗