what is the number of tracks under one minute in length?
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col : # | title | producer(s) | performer(s) | length row 1 : 1 | "ova here" | da beatminerz | krs-one | 2:56 row 2 : 2 | "things is about to change" | creative minds combined | krs-one | 2:34 row 3 : 3 | "splash" | a-sharp, pleasure king | krs-one | 2:24 row 4 : 4 | "my people" | alumni | krs-one | 0:19 row 5 : 5 | "kreditz" | milann miles, rick long | krs-one | 2:02 row 6 : 6 | "i remember" | j-roc, mad lion | krs-one | 4:03 row 7 : 7 | "down the charts" | milann miles, rick long | krs-one | 2:10 row 8 : 8 | "you really don't want it" | jim bean |  | 3:29 row 9 : 9 | "womanology" | soul supreme | krs-one | 3:54 row 10 : 10 | "2nd kreditz" |  | krs-one | 0:46 row 11 : 11 | "stop it" | krs-one, mad lion |  | 1:38 row 12 : 12 | "problemz" | vanguard | krs-one | 3:15 row 13 : 13 | "believe it!" | soul supreme | krs-one | 3:59
what is the number of tracks under one minute in length?
# Title Producer(s) Performer(s) Length
1 "Ova Here" Da Beatminerz KRS-One 2:56
2 "Things Is About To Change" Creative Minds Combined KRS-One 2:34
3 "Splash" A-Sharp, Pleasure King KRS-One 2:24
4 "My People" Alumni KRS-One 0:19
5 "Kreditz" Milann Miles, Rick Long KRS-One 2:02
6 "I Remember" J-Roc, Mad Lion KRS-One 4:03
7 "Down The Charts" Milann Miles, Rick Long KRS-One 2:10
8 "You Really Don't Want It" Jim Bean 3:29
9 "Womanology" Soul Supreme KRS-One 3:54
10 "2nd Kreditz" KRS-One 0:46
11 "Stop It" KRS-One, Mad Lion 1:38
12 "Problemz" Vanguard KRS-One 3:15
13 "Believe It!" Soul Supreme KRS-One 3:59
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