how many cars had a straight-6 cylinder configuration?
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col : type | construction period | cylinder | capacity | power | vmax row 1 : 8/14 ps | 1902–1905 | straight-2 | 1.527 cc | 14 ps (10,3 kw) | 50 km/h (31 mph) row 2 : p2 (9/12 ps) | 1906–1907 | straight-2 | 2.281 cc | 16 ps (11,8 kw) | 55 km/h (34 mph) row 3 : p4-1 (24/36 ps) | 1906–1910 | straight-4 | 5.880 cc | 40 ps (29 kw) | 80 km/h (50 mph) row 4 : p6 (34/60 ps) | 1906–1911 | straight-6 | 8.820 cc | 60 ps (44 kw) | 95 km/h (59 mph) row 5 : g4 (6/12 ps) | 1907–1911 | straight-4 | 1.500 cc | 12 ps (8,8 kw) | 60 km/h (37 mph) row 6 : pk4 (11/20 ps) | 1909–1912 | straight-4 | 2.544 cc | 20 ps (14,7 kw) | 70 km/h (43 mph) row 7 : b6 (9/22 ps) | 1912–1914 | straight-4 | 4.900 cc | 45 ps (33 kw) | 95 km/h (59 mph) row 8 : c5 (6/18 ps) | 1915–1919 | straight-4 | 1.546 cc | 15 ps (11 kw) | 70 km/h (43 mph) row 9 : d2 (6/18 ps) | 1919–1920 | straight-4 | 1.593 cc | 18 ps (13,2 kw) | 70 km/h (43 mph) row 10 : d6 (19/55 ps) | 1919–1921 | straight-6 | 4.960 cc | 55 ps (40 kw) | 100 km/h (62 mph) row 11 : d7 (42/120 ps) | 1919–1921 | straight-6 | 11.160 cc | 120 ps (88 kw) | 160 km/h (99 mph) row 12 : d3 (8/24 ps) | 1920–1923 | straight-4 | 2.120 cc | 24 ps (17,6 kw) | 70 km/h (43 mph) row 13 : d5 (12/36 ps) | 1920–1923 | straight-6 | 3.107 cc | 36 ps (26,5 kw) | 80 km/h (50 mph) row 14 : d9 (8/32 ps) | 1923–1924 | straight-4 | 2.290 cc | 32 ps (23,5 kw) | 90 km/h (56 mph) row 15 : d12 (12/45 ps) | 1923–1924 | straight-6 | 3.107 cc | 45 ps (33 kw) | 100 km/h (62 mph) row 16 : d10 (10/50 ps) | 1924–1925 | straight-4 | 2.580 cc | 50 ps (37 kw) | 120 km/h (75 mph) row 17 : d9v (9/32 ps) | 1925–1927 | straight-4 | 2.290 cc | 32 ps (23,5 kw) | 90 km/h (56 mph) row 18 : d12v (13/55 ps) | 1925–1928 | straight-6 | 3.386 cc | 55 ps (40 kw) | 100 km/h (62 mph) row 19 : f6 (6/30 ps) | 1927–1928 | straight-4 | 1.570 cc | 30 ps (22 kw) | 70 km/h (43 mph) row 20 : 8 typ s 8 (8/45 ps) | 1928 | straight-8 | 1.999 cc | 45 ps (33 kw) | 85 km/h (53 mph) row 21 : 8 typ g 14 (14/70 ps) | 1928 | straight-8 | 3.633 cc | 70 ps (51 kw) | 100 km/h (62 mph) row 22 : gigant g 15 (15/80 ps) | 1928–1933 | straight-8 | 3.974 cc | 80 ps (59 kw) | 100 km/h (62 mph)
how many cars had a straight-6 cylinder configuration?
Type Construction period Cylinder Capacity Power Vmax
10 PS (7 kW; 10 hp) 1901–1902 straight-2 1.527 cc 18 PS (13,2 kW) 50 km/h (31 mph)
8/14 PS 1902–1905 straight-2 1.527 cc 14 PS (10,3 kW) 50 km/h (31 mph)
20 PS (15 kW; 20 hp) 1904–1905 straight-4 7.946 cc 45 PS (33 kW) 85 km/h (53 mph)
P4 (11/22 PS) 1905–1910 straight-4. 3.054 cc 22 PS (16,2 kW) 70 km/h (43 mph)
P2 (9/12 PS) 1906–1907 straight-2 2.281 cc 16 PS (11,8 kW) 55 km/h (34 mph)
P4-1 (24/36 PS) 1906–1910 straight-4 5.880 cc 40 PS (29 kW) 80 km/h (50 mph)
P6 (34/60 PS) 1906–1911 straight-6 8.820 cc 60 PS (44 kW) 95 km/h (59 mph)
G4 (6/12 PS) 1907–1911 straight-4 1.500 cc 12 PS (8,8 kW) 60 km/h (37 mph)
PK4 (11/20 PS) 1909–1912 straight-4 2.544 cc 20 PS (14,7 kW) 70 km/h (43 mph)
C1 (6/18 PS) 1909–1915 straight-4 1.546 cc 18 PS (13,2 kW) 70 km/h (43 mph)
B1 (6/16 PS) 1910–1912 straight-4 1.556 cc 16 PS (11,8 kW) 65 km/h (40 mph)
B6 (9/22 PS) 1912–1914 straight-4 4.900 cc 45 PS (33 kW) 95 km/h (59 mph)
C2 (10/28 PS) 1913–1914 straight-4 2.412 cc 28 PS (20,6 kW) 75 km/h (47 mph)
C5 (6/18 PS) 1915–1919 straight-4 1.546 cc 15 PS (11 kW) 70 km/h (43 mph)
D2 (6/18 PS) 1919–1920 straight-4 1.593 cc 18 PS (13,2 kW) 70 km/h (43 mph)
D6 (19/55 PS) 1919–1921 straight-6 4.960 cc 55 PS (40 kW) 100 km/h (62 mph)
D7 (42/120 PS) 1919–1921 straight-6 11.160 cc 120 PS (88 kW) 160 km/h (99 mph)
D3 (8/24 PS) 1920–1923 straight-4 2.120 cc 24 PS (17,6 kW) 70 km/h (43 mph)
D5 (12/36 PS) 1920–1923 straight-6 3.107 cc 36 PS (26,5 kW) 80 km/h (50 mph)
D9 (8/32 PS) 1923–1924 straight-4 2.290 cc 32 PS (23,5 kW) 90 km/h (56 mph)
D12 (12/45 PS) 1923–1924 straight-6 3.107 cc 45 PS (33 kW) 100 km/h (62 mph)
D10 (10/50 PS) 1924–1925 straight-4 2.580 cc 50 PS (37 kW) 120 km/h (75 mph)
D9V (9/32 PS) 1925–1927 straight-4 2.290 cc 32 PS (23,5 kW) 90 km/h (56 mph)
D12V (13/55 PS) 1925–1928 straight-6 3.386 cc 55 PS (40 kW) 100 km/h (62 mph)
F6 (6/30 PS) 1927–1928 straight-4 1.570 cc 30 PS (22 kW) 70 km/h (43 mph)
8 Typ S 8 (8/45 PS) 1928 straight-8 1.999 cc 45 PS (33 kW) 85 km/h (53 mph)
8 Typ G 14 (14/70 PS) 1928 straight-8 3.633 cc 70 PS (51 kW) 100 km/h (62 mph)
8 Typ S 10 (10/50 PS) 1928–1930 straight-8 2.464 cc 50 PS (37 kW) 90 km/h (56 mph)
Gigant G 15 K (15/80 PS) 1928–1933 straight-8 3.974 cc 80 PS (59 kW) 110 km/h (68 mph)
Gigant G 15 (15/80 PS) 1928–1933 straight-8 3.974 cc 80 PS (59 kW) 100 km/h (62 mph)
Repräsentant P 20 (20/100 PS) 1930–1933 straight-8 4.906 cc 100 PS (74 kW) 120 km/h (75 mph)
Marschall M 12 (12/60 PS) 1930–1934 straight-8 2.963 cc 60 PS (44 kW) 90 km/h (56 mph)
V 5 1931–1932 V4 1.168 cc 25 PS (18,4 kW) 80 km/h (50 mph)
V 5 Sport 1931–1932 V4 1.168 cc 30 PS (22 kW) 100 km/h (62 mph)
R 140 1932–1933 straight-4 1.355 cc 30 PS (22 kW) 85 km/h (53 mph)–105 km/h (65 mph)
R 140 1933–1934 straight-4 1.466 cc 30 PS (22 kW) 85 km/h (53 mph)–105 km/h (65 mph)
R 150 1934–1935 straight-4 1.466 cc 35 PS (25,7 kW) 90–110 km/h
Greif V8 1934–1937 V8 2.489 cc 55 PS (40 kW) 110 km/h (68 mph)
R 180 1935 straight-4 1.769 cc 45 PS (33 kW) 105 km/h (65 mph)
Greif V8 Sport 1935–1937 V8 2.489 cc 57 PS (42 kW) 120 km/h (75 mph)
Greif Junior 1936–1939 flat-4 1.484 cc 34 PS (25 kW) 100 km/h (62 mph)
Sedina 1937–1940 straight-4 2.406 cc 55 PS (40 kW) 110 km/h (68 mph)
Arkona 1937–1940 straight-6 3.610 cc 80 PS (59 kW) 120 km/h (75 mph)–140 km/h (87 mph)
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