Affimétrie Street Furniture Audience Measurement Survey 2005 Record audience reported on the main indicators

Paris, 12 April 2005 - JCDecaux SA (Euronext Paris: DEC), the number one outdoor advertising company in Europe and number two worldwide, announced today the results of the Affimétrie Street Furniture audience measurement study. The results of the first audience measurement study demonstrate the power of our Street Furniture networks, despite the purely quantitative nature of the measure, which does not take into account the quality of the advertising displays. A methodology now adapted to Street Furniture audience measurement Since 2002, the Affimétrie methodology has improved significantly, enabling to take into account Street Furniture: the research now measures the audience in cities with a population of over 10,000 inhabitants, against +100,000 inhbts in previous studies. As a result, the research now covers 450 cities versus 54. What’s more, audience surveys are now carried out by telephone and traffic data is collected interactively using digital cartography. JCDecaux’s national Street Furniture networks are clear leaders on the market, showing outstanding results on all key indicators. Audience levels among the population aged 15 and over, achieve record results in the outdoor advertising market:

JCDecaux’s national Street Furniture networks, the benchmark for the market, also confirm their superior value-for-money with particularly attractive costs per 1,000 contacts compared with market standards for all panel sizes.
Street Furniture networks demonstrate a true targeting ability Even though Outdoor remains one of the only mass media in France, the Affimétrie audience results also confirm the excellent performance of JCDecaux 2m² targeted networks, which enable advertisers to reach valuable targets, such as high revenue individuals.

Networks	Target	Reach	Frequency	«Affinity index on target » *()**
Diva 2m²	AB ++	79%	17.5	170

(*) base 100 = 15 year+ population Commenting on the first Street Furniture audience results, Albert Asséraf, Director of Strategy, Research and Marketingat JCDecaux France, said: «The Street Furniture audience results for France, which advertisers and agencies alike have long been awaiting, demonstrate both power and targeting capacities that are unrivalled in the outdoor advertising market. JCDecaux Street Furniture achieves outstanding results on all key indicators, confirming its status as a major player capable of enhancing brand communication. »
Key Figures for the Group- 2004 revenues: €1631.4 million -Listed on Eurolist by Euronext Paris; part of the Euronext 100 and FTSE4Good indexes -N°1 worldwide in street furniture (304,000 faces)-N°1 worldwide in airport advertising, with 155 airports and over 150 transport contracts in metros, buses, tramways and trains (157,000 Transport faces)-N°1 in Europe for billboards (197,000 faces)-658,000 advertising faces in 45 countries-Present in 3,500 cities with over 10,000 inhabitants-6,900 employees Affimetrie key events :1992 : Creation of the French audience measurement methodology by GIE Affimétrie2002 : Affimétrie changes into a S.A.S. Company2005 : JCDecaux Street Furniture joins Affimétrie

Press relations Strategy, Research and Marketing

Agathe Albertini Albert AssérafTél : +33 (0)1 30 79 34 99 Tél : +33 (0)1 30 79 35 68Fax : +33 (0)1 30 79 75 39 Fax : +33 (0)1 30 79 35 76