Are these monthly salary figures accurate for 1PQE (UK scale) in the SG offices?

NRF - S$8/9K
Hogan Lovells, Jones Day - S$12/13K
Links, A&O, CC - S$14K
W&C, S&S - S$17K
Gunderson, Milbank, Gibson Dunn, MoFo, Sidley - S$23K

Please feel free to weigh in/correct any inaccuracies.