How many rasengan are there in Naruto?

seven-colored rasengan,kyubii rasengan,gelel rasengan, twin rasengan (kyubii and gelel rasengan), crescent moon rasengan,oodama rasengan (great ball rasengan), super great ball rasengan, naruto-shion chakra rasengan, and rasengan the spriral chakra sphere,Determination rasengan,tornado rasengan,dark rasengan