How many rows does this mean?

16 or 20 total?

COLLAR
Cast on 68 sts.
Row 1: Knit
Row 2: k7, p to last 7, k7
Row 3: k7, *(k2tog) x 3, (yo, k1) x 6, (k2tog) x 3; repeat from * x 3,
k7
Row 4: knit
Repeat rows 1-4 x 4

Work rows 1-4 once. Then repeat rows 1-4 4 more times.

Tank you!