飢Chronology

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500580600670700100011101200141015901600177018001900 510–579620–669750–9991010–11091290–14091420–15891670–1769

2

2

1

1

1

1

3

1

2

1

2

1

1

1

1

1

1

2

1

1

4

3

10 +4

1

1

1

1

1

2

No year recorded 20

+14

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 ↗