Based on size, and colour preferences your yarn requires may be from

C1 (1005) (dark chocolate marle)
7 to 9 balls (714 to 918 y / 615 to 837 m)

C2 (1004) (choc)

C3 (1002) (cloud)

C4 (1003) (brown)

C5 (1000) (natural)

C2-C5 4 to 6 balls (408 to 612 y / (372 - 558m) each