Boeing 747
Model summary
Table:
Model Series
ICAO code[120]
Orders
Deliveries
Unfilled orders

747-100

B741 / BSCA[a]

167
167
—

747-100B

9
9
—

747-100SR

B74R

29
29
—

747-200B

B742[b]

225
225
—

747-200C

13
13
—

747-200F

73
73
—

747-200M

78
78
—

747 E-4A

3
3
—

747-E4B

1
1
—

747-300

B743

56
56
—

747-300M

21
21
—

747-300SR

4
4
—

747-400

B744 / BLCF[c]

442
442
—

747-400ER

6
6
—

747-400ERF

40
40
—

747-400F

126
126
—

747-400M

61
61
—

747-400D

B74D

19
19
—

747-8I

B748

47
47
—

747-8F

107
83
24

747SP

B74S

45
45
—

747 Total

1,572
1,548
24

Looking at the data table for 'Boeing 747' in the 'Model summary' section, create one factual sentence about the highlighted cells, without adding extra data and return it as JSON: {"answer": "YOUR ANSWER"}.