in the weekly candle chart USDYEN from 2000(year) till this time I find as follows:
1-date 2001.04.29
after forming a bearish falling two methods and start fall with 400 pips
2-date 2001.07.15
after forming a bearish falling two methods and start fall with 600 pips
3-date 2003.10.05
after a small up then fall with 500 pips
4-2006.03.12
after forming a bearish four methods and start fall with 800 pips
5-date 2007.02.11
start fall with 700 pips
1-date 2001.04.29
after forming a bearish falling two methods and start fall with 400 pips
2-date 2001.07.15
after forming a bearish falling two methods and start fall with 600 pips
3-date 2003.10.05
after a small up then fall with 500 pips
4-2006.03.12
after forming a bearish four methods and start fall with 800 pips
5-date 2007.02.11
start fall with 700 pips