Shown with a cast-on count of 12 stitches.  

• Round 1: K1, yo, k3, k2tog tbl, k1, k2tog, k3, yo.
• Round 2: K2, yo, k2, k2tog tbl, k1, k2tog, k2, yo, k1.
• Round 3: K3, yo, k1, k2tog tbl, k1, k2tog, k1, yo, k2.
• Round 4: K4, yo, k2tog tbl, k1, k2tog, yo, k3.
• Round 5: K5, yo, sl1-k2tog-psso, yo, k4.
• Rounds 6 and 12: K12.
• Round 7: K1, k2tog, k3, yo, k1, yo, k3, k2tog tbl.
• Round 8: K1, k2tog, k2, yo, k3, yo, k2, k2tog tbl.
• Round 9: K1, k2tog, k1, yo, k5, yo, k1, k2tog tbl.
• Round 10: K1, k2tog, yo, k7, yo, k2tog tbl.
• Round 11: Sl1-k2tog-psso, yo, k9, yo.