32 A. Manufacturing, mining, and utilities—Continued 
Instruments 
Seasonally adjusted 
■ 
YR 
OUTPUT - CONTINUED 
JAW FEB BAR 
APR 
HAT 
JURE 
JULY 
AUG 
SEPT 
OCT 
HOY 
DEC 
Q 1 
Q 2 
INDEX, 1977 
Q 3 Q 4 
= 100 
ANN. 
AVG. 
71 
60.3 
60.2 
60.6 
61.2 
62.1 
62.7 
64. 1 
63.8 
65.1 
65.3 
66.5 
66.2 
60.4 
62.0 
64.3 
66.0 
63.2 
72 
67. 1 
68.1 
68.2 
69.2 
68.9 
70.5 
70.7 
71.6 
72.4 
73.4 
74.7 
75.7 
67.8 
69.5 
71.6 
74.6 
70.9 
73 
76.4 
77.6 
78.4 
76.5 
79.8 
80.3 
81.2 
82.4 
83.2 
84.3 
85.0 
85. 1 
77.5 
78.9 
82.3 
84.8 
80.9 
7* 
85.2 
85.5 
85.8 
85.0 
85.7 
86.7 
85.5 
86.8 
86.3 
86.3 
85.9 
83.6 
85.5 
85.8 
86.2 
85.3 
85.7 
75 
83.3 
81.0 
79.2 
79.2 
78.9 
79.8 
80.2 
81.6 
82.5 
82.9 
84.0 
84.3 
81.2 
79.3 
81.4 
83.7 
81.4 
76 
84.8 
85.2 
85.0 
86.8 
89.3 
89.4 
90.3 
90.2 
91.1 
92.1 
93.2 
95. 1 
85.0 
88.5 
90.5 
93.5 
89.4 
77 
95.6 
97.3 
97.1 
98.2 
98.8 
98.8 
100.2 
100.5 
102.1 
103.0 
103.8 
104.7 
96.7 
98.6 
100.9 
103.8 
100.0 
78 
104.0 
104.7 
107.9 
109.7 
110.3 
112.9 
112.6 
114.4 
114.7 
114.9 
115.4 
116. 1 
105.5 
111.0 
113.9 
115.5 
111.5 
79 
116. 8 
118.1 
119.2 
119. 1 
118.7 
118.7 
118.0 
118.6 
118.0 
120.3 
119.6 
119.2 
118.0 
118.8 
118.2 
119.7 
118.7 
80 
120.8 
120.7 
120.7 
121.0 
121.2 
120.7 
122.0 
122.3 
122.0 
123.6 
124.0 
124.9 
120.7 
120.9 
122. 1 
124.2 
122.0 
81 
125. 2 
125.1 
124.5 
125.3 
126.1 
127.6 
128.4 
127.2 
126.8 
126.4 
126.7 
126.2 
125.0 
126.3 
127.4 
126.4 
126.3 
82 
124. 1 
126.5 
127.4 
126.5 
126. 1 
128. 1 
128.4 
126.8 
126.0 
121.7 
121.1 
120.4 
126.0 
126.9 
127.1 
121. 1 
125.3 
83 
120.5 
120.7 
120. 1 
121.0 
121.3 
120.5 
122. 1 
123.7 
127.3 
126.6 
127.2 
127.0 
120.4 
120.9 
124.4 
126.9 
123.2 
84 
130.3 
132.6 
135.3 
135.8 
135. 1 
138.0 
139.4 
139.8 
140.2 
138.6 
138.6 
138.9 
132.7 
136.3 
139.8 
138.7 
136.9 
■ 
YR 
CAPACITY 
JAN FEB 
BAB 
APR 
HAY 
JUNE 
JULY 
AUG 
SEPT 
OCT 
NOT 
DEC 
Q 1 
PERCENT OF 1977 
Q 2 Q 3 Q 4 
OUTPUT 
ANN. 
ATG. 
48 
15.3 
15.5 
15.7 
15.9 
16.1 
16.3 
16.6 
16.8 
17.0 
17.2 
17.4 
17.6 
15.5 
16. 1 
16.8 
17.4 
16.4 
49 
17.8 
17.9 
18.0 
18. 1 
18.3 
18.4 
18.5 
18.6 
18.7 
18.8 
18.9 
19.0 
17.9 
18.3 
18.6 
18.9 
18.4 
50 
19. 1 
19.2 
19.3 
19.4 
19.5 
19.6 
19.6 
19.7 
19.8 
19.9 
20.0 
20.1 
19.2 
19.5 
19.7 
20.0 
19.6 
51 
20.2 
20.3 
20.4 
20.6 
20.7 
20.8 
21.0 
21.1 
21.2 
21.3 
21.5 
21.6 
20.3 
20.7 
21.1 
21.5 
20.9 
52 
21.7 
21.8 
21.9 
22.0 
22.2 
22.3 
22.4 
22.5 
22.6 
22.7 
22.8 
22.9 
21.8 
22.2 
22.5 
22.8 
22.3 
53 
23.0 
23. 1 
23.2 
23.3 
23.4 
23.5 
23.6 
23.7 
23.8 
23.9 
24.0 
24.2 
23.1 
23.4 
23.7 
24.0 
23.6 
54 
24.3 
24.4 
24.6 
24.7 
24.9 
25. 1 
25.2 
25.4 
25.5 
25.7 
25.9 
26.0 
24.4 
24.9 
25.4 
25.9 
25. 1 
55 
26.2 
26.4 
26.5 
26.7 
26.9 
27. 1 
27.2 
27.4 
27.6 
27.8 
27.9 
28. 1 
26.4 
26.9 
27.4 
27.9 
27.2 
56 
28.3 
28.4 
28.6 
28.8 
28.9 
29. 1 
29.2 
29.4 
29.6 
29.7 
29.9 
30.0 
28.4 
28.9 
29.4 
29.9 
29.2 
57 
30.2 
30.3 
30.4 
30.5 
30.6 
30.7 
30.9 
31.0 
31.1 
31.2 
31.3 
31.4 
30.3 
30.6 
31.0 
31.3 
30.8 
58 
31.6 
31.7 
31.8 
31.9 
32.1 
32.2 
32.3 
32.5 
32.6 
32.7 
32.9 
33.0 
31.7 
32. 1 
32.5 
32.9 
32.3 
59 
33.2 
33.3 
33.5 
33.7 
33.9 
34. 1 
34.2 
34.4 
34.6 
34.8 
35.0 
35.2 
33.3 
33.9 
34.4 
35.0 
34.2 
60 
35.4 
35.6 
35.8 
36. 1 
36.3 
36.5 
36.7 
37.0 
37.2 
37.4 
37.7 
37.8 
35.6 
36.3 
37.0 
37.6 
36. 6 
61 
38.0 
38.2 
38.3 
38.5 
38.6 
38.7 
38.9 
39.0 
39.1 
39.3 
39.4 
39.5 
38.2 
38.6 
39.0 
39.4 
38.8 
62 
39.7 
39.9 
40.1 
40.3 
40.5 
40.7 
40.9 
41. 1 
41.3 
41.5 
41.7 
41.9 
39.9 
40.5 
41. 1 
41.7 
40.8 
63 
42. 1 
42.3 
42.5 
42.6 
42.8 
43.0 
43.2 
43.3. 
43.5 
43.7 
43.9 
44.0 
42.3 
42.8 
43.3 
43.9 
43.1 
64 
44.2 
44.3 
44.5 
44.6 
44.7 
44.9 
45.0 
45.2 
45.3 
45.4 
45.6 
45.8 
44.3 
44.7 
45.2 
45.6 
45.0 
65 
46.1 
46.4 
46.7 
47.1 
47.5 
47.9 
48.3 
48.7 
49.0 
49.4 
49.8 
50.2 
46.4 
47.5 
48.7 
49.8 
48. 1 
66 
50.7 
51.1 
51.6 
52. 1 
52.6 
53.0 
53.5 
54.0 
54.5 
55.0 
55.5 
55.9 
51. 1 
52.6 
54.0 
55.5 
53.3 
67 
56.4 
56.9 
57.3 
57.7 
58.2 
58.6 
59. 1 
59.5 
60.0 
60.4 
60.8 
61.3 
56.9 
58.2 
59.5 
60.8 
58. 8 
68 
61.7 
62.2 
62.7 
63. 1 
63.6 
64. 1 
64.5 
65.0 
65.5 
65.9 
66.4 
66.9 
62.2 
63.6 
65.0 
66. 4 
64.3 
69 
67.3 
67.8 
68.3 
68.8 
69.3 
69.8 
70.3 
70.8 
71.3 
71.8 
72.3 
72.8 
67.8 
69.3 
70.8 
72.3 
70.0 
70 
73.3 
73.8 
74.4 
74.9 
75.5 
76.0 
76.6 
77.1 
77.7 
78.2 
78.8 
79.3 
73.8 
75.5 
77. 1 
78.8 
76.3 
71 
79. 8 
80.2 
80.6 
81.0 
81.4 
81.8 
82.3 
82.7 
83. 1 
83.5 
83.9 
84.3 
80.2 
81.4 
82.7 
83.9 
82.0 
72 
84.7 
85.2 
85.7 
86.2 
86.7 
87.2 
87.6 
88.1 
88.6 
89.1 
69.6 
90.1 
85.2 
86.7 
88.1 
89. 6 
87. 4 
73 
90.5 
91.0 
91.5 
92.0 
92.4 
92.9 
93.4 
93.9 
94.3 
94.8 
95.3 
95.8 
91.0 
92.4 
93.9 
95.3 
93. 1 
74 
96.3 
97.0 
97.7 
98.3 
99.0 
99.7 
100.3 
101.0 
101.7 
102.3 
103.0 
103.7 
97.0 
99.0 
101.0 
103. 0 
100. 0 
75 
104. 1 
104.4 
104.7 
105.0 
105.3 
105.6 
105.9 
106.2 
106.5 
106.8 
107. 1 
107.4 
104.4 
105.3 
106.2 
107. 1 
105.8 
76 
107.9 
108.5 
109.2 
109.8 
110.4 
111. 1 
111.7 
112.3 
113.0 
113.6 
114.2 
114.9 
108.5 
110.4 
112.3 
114.2 
111.4 
77 
115.6 
116.3 
117.0 
117.8 
118.5 
119.2 
120.0 
120.7 
121.4 
122.2 
122.9 
123.6 
116.3 
118.5 
120.7 
122.9 
119.6 
78 
124. 4 
125. 1 
125.8 
126.5 
127.2 
127.9 
128.7 
129.4 
130. 1 
130.8 
131.5 
132.2 
12S. 1 
127.2 
129.4 
131.5 
128.3 
79 
132.9 
133.5 
134.0 
134.6 
135.2 
135.8 
136.3 
136.9 
137.5 
136. 1 
138.6 
139.2 
133.5 
135.2 
136.9 
138.6 
136.0 
80 
139.8 
140.4 
141.0 
141.5 
142. 1 
142.7 
143.3 
143.9 
144.5 
145.0 
145.6 
146.2 
140.4 
142. 1 
143.9 
145.6 
143.0 
81 
146.7 
147.1 
147.5 
147.9 
148.3 
148.7 
149.2 
149.6 
150.0 
150.4 
150.8 
151.2 
147.1 
148.3 
149.6 
150.8 
148.9 
82 
151.5 
151.8 
152.1 
152.4 
152.7 
153.0 
153.3 
153.6 
153.9 
154.2 
154.5 
154.8 
151.8 
152.7 
153.6 
154.5 
153. 1 
83 
155.0 
155.3 
155.6 
155.9 
156.2 
156.5 
156.8 
157.1 
157.4 
157.7 
158.0 
158.3 
155.3 
156.2 
157.1 
158.0 
156.7 
84 
158.8 
159.3 
159.9 
160.4 
161.0 
161.5 
162.1 
162.6 
163.2 
163.7 
164.3 
164.8 
159.3 
161.0 
162.6 
164.3 
161.8