जिगु जौथायआव आथोनारि थै गनाया 18-20 बैसोनि गेजेराव जाजेनोमोन, नाथाय 1960सो निफ्राय, बियो 14 बैसोनि गेजेराव हायख्लायबोबाय, आरो दानिया गिबिआ 8-10 बैसोआव जाजेनो।
In the nineteenth century menstruation started around 18-20 years of age, whereas in the 1960s it had dropped to around age 14, and now first takes place at age 8-10.