Thicknees of placenta gestaion age wise

The placental thickness increases by more than 2mm in a week in the first trimester. From the 15th to the 20th week, the placental thickness increased by more than 4 mm and from the 20th to the 25th week, it increased by more than 5mm. Between the 19th to the 20th week, the placental thickness decreased by 0.85 mm. Between the 22^nd to the 23^rd week, the placental thickness decreased by 0.97mm.The placental thickness increases by more than 2 mm in a week in the first trimester. Between the 28th to the 29th week, the placental thickness decreased by 3.5mm, but then, the placental thickness increases with the gestational age without much decrescendo. The maximum placental thickness was 42.2 mm at 38 weeks and the minimum was 13.9 at 12 weeks. The average placental thickness was 28.4924mm ± (1.03) for all the trimesters.