Table 2. Radiocarbon dates of the Chaiwobu peat profile.

				Calibrated age ranges (yr BP)	Calibrated age
Lab no.	Depth (cm)	δ13C (‰,VPDB)	14C age (yr BP)	1σ	(yr BP)	(yr AD)
XC-30	30	−25.17	106 ± 28	−2–256	112	1839
XC-38	38	−24.92	200 ± 30	−1–292	179	1772
XC-48	48	−25.11	540 ± 30	524–621	547	1404
XC-55	55	−25.51	1123 ± 29	980–1058	1020	931
XC-60	60	−26.17	1220 ± 30	1080–1221	1147
XC-70	70	−25.30	1831 ± 31	1733–1815	1770
XC-80	80	−24.89	1874 ± 30	1741–1871	1821
XC-100	100	−25.43	2480 ± 30	2488–2705	2575
XC-130	130	−25.02	2719 ± 31	2781–2845	2815
XC-142	142	−25.64	2900 ± 30	2973–3075	3037
XC-143	143	−25.72	3010 ± 32	3160–3319	3219
XC-146	146	−25.47	3670 ± 30	3929–4080	4005
XC-149	149	−25.22	3840 ± 30	4156–4339	4249
XC-152	152	−24.93	5360 ± 30	6027–6267	6148
XC-170	170	−24.71	6220 ± 30	7025–7237	7144
XC-185	185	−24.60	6429 ± 38	7323–7417	7361
XC-200	200	−24.75	6989 ± 38	7765–7923	7826
XC-220	220	−24.79	7362 ± 40	8054–8295	8180
XC-259	259	−24.87	7760 ± 41	8465–8592	8538