Supplementary Table 3. Gestational age and weight at birth according to gestational order in 2018.
Gestational Age (weeks) or Weight (gr)	Single		Twin		≥Triplets
	n	%	n	%	n	%
22 - 28 weeks	150	1.2	114	4.1	6	8.0
29 - 36 weeks	2060	16.2	1741	63.2	63	84.0
≥37 weeks	10504	82.6	903	32.7	6	8.0
< 1000 gr	82	0.7	136	2.6	16	7.4
1000 - 2500 gr	1599	12.9	3383	65.0	195	89.8
> 2500 gr	10742	86.4	1689	32.4	6	2.8