Operational statistics

Call growth YEAR ENDED 31 MARCH

1992 1993 1994 1995 1996

% growth in telephone call volumes over the previous year:
Inland 1 - 6 7 6
International (a) 4 6 6 5 9


(a) Outgoing, incoming and transit.



Exchange line connections AT 31 MARCH
Business (000) 5,859 5,947 6,129 6,459 6,798
% growth over previous year 1.2 1.5 3.1 5.4 5.2
Residential (000) 19,729 20,114 20,471 20,613 20,500
% growth (reduction) over previous year 0.8 2.0 1.8 0.7 (0.5)


Total exchange line connections (000) 25,588 26,061 26,600 27,072 27,298
% growth over previous year 0.9 1.8 2.1 1.8 0.8


Network modernisation AT 31 MARCH
% customer lines served by type of telephone exchange:
Digital 54.6 64.0 74.9 82.7 87.7
Semi-electronic 35.0 31.9 24.6 17.2 12.3
Electro-mechanical 10.4 4.1 0.5 0.1 -


Total 100.0 100.0 100.0 100.0 100.0


% itemised billing availability 80.7 88.6 96.5 99.2 100.0


Optical fibre AT 31 MARCH
Fibre - kilometres in the network (000) 2,045 2,337 2,577 2,782 3,043


Cellnet (Cellular telephones in the UK) AT 31 MARCH
Analogue - low usage tariffs (000) - 107 331 935 1,463
Analogue - high usage tariffs (000) 547 551 688 765 573
Digital GSM (000) - - - 34 353


Total 547 658 1,019 1,734 2,389


Payphones AT 31 MARCH
Total public payphones in the UK (000) 106 113 124 129 133


People employed AT 31 MARCH
Total employees (000) 210.5 170.7 156.0 137.5 130.7


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