Such records are not kept.
The answer is 9.89secs!
A great time is anything 5 minutes or lower.
Alan Webb currently holds the fastest high school 1600 meter relay time of 3:53.43. He broke a 36 year standing record set by Jim Ryan in 1965 of 3:55.3.
around 28 or 29 seconds
2min 21 sec
The world record for a 9-10 year old girl back in 1990 was 12.80 and yet to be broken...
The fastest i know of is 6 seconds by Gina Tuenta now she is older.
The standard for a 13 year old girl is around 12-13 seconds. It also depends on how good that girl is. I am in Track and Field and I do 100 meter sprints. My fastest time is 13.54 and I am 13. Most girls get around that time.
the fastest time so far is an 11.2