Chain 161 sts.
Revised 1/25/2016
Repeat Row 2 and 3 until you have a total of 36 rows (not including the Row 1 of sc stitch).
Revised 11/14/2016
When switching to color 2, it should be done on row 37. Repeat Rows 2 and 3 until you have a total of 36 rows of Color 2. Repeat this process for Colors 3 and 4.