Tramvaiele TATRA 4R, o mica statistica la data de 27.02.2010 (sper interesanta si utila):
Casate/modernizate in modelul Bucur1 (16 vagoane): 3318, 3331, 3336, 3342, 3345, 3346, 3347, 3360, 3394, 3396, 3408, 3414, 3418, 3424.
Vagoane aflate in schema rosie (scaune) in salon (29 vagoane): 3307, 3308, 3309, 3310, 3313, 3319, 3325, 3328, 3335, 3340, 3349, 3350, 3362, 3363, 3368, 3369, 3370, 3375, 3376, 3384, 3393, 3395, 3398, 3399, 3400, 3415, 3421, 3427, 3431.
Vagoane aflate in schema portocalie (scaune) in salon (85 de vagoane): 3301, 3302, 3303, 3304, 3305, 3306, 3311, 3312, 3314, 3315, 3316, 3317, 3320, 3321, 3322, 3323, 3324, 3326, 3327, 3329, 3330, 3332, 3333, 3334, 3337, 3338, 3341, 3343, 3344, 3348, 3351, 3352, 3353, 3354, 3355, 3356, 3357, 3358, 3359, 3361, 3364, 3365, 3366, 3367, 3371, 3372, 3373, 3374, 3377, 3378, 3379, 3380, 3381, 3382, 3383, 3385, 3386, 3387, 3388, 3389, 3390, 3391, 3392, 3397, 3401, 3402, 3403, 3404, 3405, 3406, 3407, 3409, 3410, 3411, 3412, 3413, 3416, 3417, 3419, 3420, 3422, 3423, 3425, 3426, 3428, 3429, 3430.